H12-211-ENU 試験問題を無料オンラインアクセス

In the OSPF protocol, which of the following description of the DR is correct? (Multiple Choice)

• A.If the priority values of the two routers are equal, select the router with the large router ID as the DR.
• B.The adjacency relationship must also be established between the DR and the BDR.
• C.If the priority values of the two routers are different, select the router with the smaller priority value as the DR.
• D.By default, all routers in this broadcast network will participate in DR elections.

In the LPP negotiation phase of the PPP protocol, if the parameters sent by the other party are completely accepted, which of the following packet will be sent?

• A.Configure-Ack
• B.Configure-Reject
• C.Configure-Nak
• D.Configure-Request

What is the number range of the Layer 2 ACL?

• A.3000-3999
• B.2000-2999
• C.4000~4999
• D.6000~6031

What is the correct statement about the black hole MAC address table? (Multiple Choice)

• A.After the blackhole MAC address is configured, the packet which source MAC address or the destination MAC address is the MAC address will be discarded.
• B.You can filter out illegal users by configuring blackhole MAC address entries.
• C.The saved entries are not lost after the system is reset, the interface board is hot swapped, or the interface board is reset.
• D.It is manually configured and delivered to each interface board. The entries cannot be aged.

Which of the following protocol does the PPP protocol consist of? (Multiple Choice)

• A.NCP
• B.Certification Agreement
• C.LCP
• D.PPPOE